quality control

American  

noun

1. a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection, and corrective action as required.

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quality control British  

noun

1. control of the relative quality of a manufactured product, usually by statistical sampling techniques

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Etymology

Origin of quality control

First recorded in 1930–35

Example Sentences

The organization had preserved these cans over many years for quality control but eventually no longer needed them.

From Science Daily

It has said that quality control measures, which usually remove such responses, were not applied due to human error.

From BBC

Every once in a while, workers dressed in white with hats and masks inspect the process, alongside artificial-intelligence technology used for quality control.

From The Wall Street Journal

The model relies on a sharply curated assortment—often just a few thousand stock-keeping units, far fewer than a typical hypermarket—which simplifies choice and reinforces a perception of disciplined quality control.

From Barron's

They are not illegal to buy or own, but they are not approved for human use, so are not subject to the quality controls that govern pharmaceutical manufacturing.

From BBC